Home / 760,577,079.80-1,140,865,619.70-709,180,830.20

Finding the Fourth Proportional to 760,577,079.80, 1,140,865,619.70 and 709,180,830.20

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Solution

The fourth proportional to 760,577,079.80, 1,140,865,619.70 and 709,180,830.20 is: 1,063,771,245.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,577,079.80 : 1,140,865,619.70 = 709,180,830.20 : x
  2. Step 2: Convert to fraction form
    760,577,079.80/1,140,865,619.70 = 709,180,830.20/x
  3. Step 3: Cross multiply
    760,577,079.80x = 1,140,865,619.70 × 709,180,830.20
  4. Step 4: Simplify right side
    760,577,079.80x = 809,080,027,325,483,520
  5. Step 5: Solve for x
    x = 809,080,027,325,483,520/760,577,079.80
  6. Step 6: Final answer
    x = 1,063,771,245.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.